Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751799AbdLKXWP (ORCPT ); Mon, 11 Dec 2017 18:22:15 -0500 Received: from mga09.intel.com ([134.134.136.24]:23961 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751274AbdLKXWO (ORCPT ); Mon, 11 Dec 2017 18:22:14 -0500 X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.45,393,1508828400"; d="scan'208";a="157878278" Date: Mon, 11 Dec 2017 16:25:50 -0700 From: Keith Busch To: Scott Bauer Cc: dm-devel@redhat.com, snitzer@redhat.com, agk@redhat.com, linux-kernel@vger.kernel.org, jonathan.derrick@intel.com Subject: Re: [PATCH v2 1/2] dm-unstripe: unstripe of IO across RAID 0 Message-ID: <20171211232550.GD11218@localhost.localdomain> References: <20171211160019.20518-1-scott.bauer@intel.com> <20171211160019.20518-2-scott.bauer@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171211160019.20518-2-scott.bauer@intel.com> User-Agent: Mutt/1.9.1 (2017-09-22) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 374 Lines: 11 On Mon, Dec 11, 2017 at 09:00:18AM -0700, Scott Bauer wrote: > + > + dm_set_target_max_io_len(ti, target->max_hw_sectors); The return for this function has "__must_check", so it's currently throwing an a compiler warning. Otherwise, this looks like it's doing what you want, and tests successfully on my synthetic workloads. Acked-by: Keith Busch